ul > li {
  height: 40px;
}
.beijing {
  width: 400px;
  height: 400px;
  background-image: url(../image/1.jpg);
}
.beijing1 {
  width: 400px;
  height: 400px;
  background-image: url(../image/2.jpg);
}
.beijing2 {
  width: 400px;
  height: 400px;
  background-image: url(../image/3.jpg);
}
.iconfont,
.icon-zhifubao::before {
  color: aqua;
  font-size: 100px;
}
